Every Chinese high school senior takes a test that can truly determine their future. Score high enough, and you could be whisked away to Hong Kong and one of the best educations money can buy. Miss, and your options are limited. But some students buck the test and head overseas. Each decision changes students' future path.

Every Chinese high school senior takes a test that can truly determine their future. Score high enough, and you could be whisked away to Hong Kong and one of the best educations money can buy. Miss, and your options are limited. But some students buck the test and head overseas. Each decision changes students' future path.